maintainer-scripts/update_version

   1 #!/bin/sh
   2 #
   3 # Update the current version date in all files in the tree containing
   4 # it.  Consider all release branches except those matching the regular
   5 # expression in $IGNORE_BRANCHES, and also consider those branches listed
   6 # in $ADD_BRANCHES.
   7
   8 CVSROOT=${CVSROOT:-/cvs/gcc}
   9 IGNORE_BRANCHES='gcc-(2_95|3_0|3_1|3_2)-branch'
  10 ADD_BRANCHES='HEAD autovect-branch'
  11
  12 # Run this from /tmp.
  13 export CVSROOT
  14 /bin/rm -rf /tmp/$$
  15 /bin/mkdir /tmp/$$
  16 cd /tmp/$$
  17
  18 # The path to cvs.
  19 CVS=${CVS:-/usr/local/bin/cvs}
  20
  21 # Compute the branches which we should update.
  22 $CVS co gcc/ChangeLog
  23 BRANCHES=`$CVS status -v gcc/ChangeLog \
  24           | awk '{print $1;}' \
  25           | egrep 'gcc-[0-9]+_[0-9]+-branch$' \
  26           | egrep -v $IGNORE_BRANCHES`
  27 # Always update the mainline.
  28 BRANCHES="${BRANCHES} ${ADD_BRANCHES}"
  29
  30 # ARGS is passed to 'cvs co'
  31 CURR_DATE=`/bin/date +"%Y%m%d"`
  32
  33 # version is contained within a char*
  34 textstring_FILES="gcc/gcc/version.c"
  35
  36 # version is contained within a #define
  37 cppdefine_FILES="gcc/libstdc++-v3/include/bits/c++config"
  38
  39 # Assume all will go well.
  40 RESULT=0
  41
  42 for BRANCH in $BRANCHES; do
  43   echo "Working on \"$BRANCH\"."
  44   # Check out the files on the branch.  HEAD is a special case; if
  45   # you check out files with -r HEAD, CVS will not let you check
  46   # in changes.
  47   if test "$BRANCH" = HEAD; then
  48     ${CVS} co $textstring_FILES $cppdefine_FILES
  49   else
  50     ${CVS} co -r $BRANCH $textstring_FILES $cppdefine_FILES
  51   fi
  52
  53   # There are no files to commit yet.
  54   COMMIT_FILES=""
  55
  56   for file in $textstring_FILES; do
  57     if test -f $file; then
  58       /bin/sed  <$file >$file.new -e \
  59   "s/\(.*\"[^ ]*\) [0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]/\1 ${CURR_DATE}/"
  60
  61       if /usr/bin/cmp -s $file $file.new; then
  62         rm -f $file.new
  63       else
  64         mv -f $file.new $file
  65         COMMIT_FILES="$COMMIT_FILES $file"
  66       fi
  67     fi
  68   done
  69
  70   for file in $cppdefine_FILES; do
  71     if test -f $file; then
  72       /bin/sed <$file >$file.new -e \
  73   "s/\(#.*\) [0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]/\1 ${CURR_DATE}/"
  74
  75       if /usr/bin/cmp -s $file $file.new; then
  76         rm -f $file.new
  77       else
  78         mv -f $file.new $file
  79         COMMIT_FILES="$COMMIT_FILES $file"
  80       fi
  81     fi
  82   done
  83
  84   if test -n "$COMMIT_FILES" \
  85      && ! ${CVS} commit -m "Daily bump." $COMMIT_FILES; then
  86     # If we could not commit the files, indicate failure.
  87     RESULT=1
  88   fi
  89
  90   # Remove the files.
  91   rm -rf gcc
  92 done
  93
  94 /bin/rm -rf /tmp/$$
  95 exit $RESULT